Step 1: Apply rules.
Present continuous in direct speech ("are you feeling") changes to past continuous ("was feeling"). The word "now" becomes "then."
Step 2: Evaluate.
(A) Correct — follows both tense change and word replacement.
(B) Wrong — lacks proper conversion.
(C) Wrong — tense not changed.
(D) Wrong — "may ask" implies possibility, not past reporting.
Step 3: Conclusion.
Answer is (A).